asyncrat | e7c7270706fd08006d6a5c4dcf5ba4f127373c33a856f5d40563ddd4627ac803

General

Target

68f66a98a0455e5795c576e39ac1d4c3.exe
Size

824KB
MD5

68f66a98a0455e5795c576e39ac1d4c3
SHA1

0ebb63db3e53efe202d280426d899625760474a1
SHA256

e7c7270706fd08006d6a5c4dcf5ba4f127373c33a856f5d40563ddd4627ac803
SHA512

2da88a9e5ce9e40b775fe90e181b80ac1e8d29e1894fd96619fb31a6cccf5d65cb7e8a815b6475243f074291c109542d0a86f1af07632b1b47b0091d41886f35
SSDEEP

12288:xM8wyXeZv9NzhRo9HjHJiSQ90oRWybuMj4RJT3QG+mRHpqApXiW6PVaICPCSP7oy:K838W7Z/rX0l/

Score

10^/10

asyncrat azorult zgrat noip infostealer rat trojan

Malware Config

Extracted

Family

azorult

C2

http://aka-mining.com/wordpress@/index.php

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

noip

C2

rocking.ddns.net:55714

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
true
install_file
image.exe
install_folder
%Temp%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
trojan infostealer azorult

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4516-9-0x0000000005770000-0x0000000005786000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Async RAT payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3976-10-0x0000000000400000-0x000000000042C000-memory.dmp	asyncrat
behavioral2/memory/3976-13-0x0000000000400000-0x000000000042C000-memory.dmp	asyncrat
C:\Users\Admin\AppData\Local\Temp\AsyncClient_noip.exe	asyncrat
behavioral2/memory/1992-34-0x0000000000470000-0x0000000000482000-memory.dmp	asyncrat
behavioral2/memory/3976-38-0x0000000000400000-0x000000000042C000-memory.dmp	asyncrat

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

AsyncClient_noip.exe68f66a98a0455e5795c576e39ac1d4c3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	AsyncClient_noip.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	68f66a98a0455e5795c576e39ac1d4c3.exe

Executes dropped EXE 3 IoCs

Processes:

AsyncClient_noip.exehttp.exeimage.exe

pid process

1992 AsyncClient_noip.exe
4376 http.exe
2176 image.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

68f66a98a0455e5795c576e39ac1d4c3.exe

description pid process target process

PID 4516 set thread context of 3976 4516 68f66a98a0455e5795c576e39ac1d4c3.exe 68f66a98a0455e5795c576e39ac1d4c3.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1740 4376 WerFault.exe http.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2200 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2340 timeout.exe

description	pid	process	target process
PID 4516 set thread context of 3976	4516	68f66a98a0455e5795c576e39ac1d4c3.exe	68f66a98a0455e5795c576e39ac1d4c3.exe

pid	pid_target	process	target process
1740	4376	WerFault.exe	http.exe

pid	process
2200	schtasks.exe

pid	process
2340	timeout.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

AsyncClient_noip.exe

pid	process
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe
1992	AsyncClient_noip.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

AsyncClient_noip.exeimage.exe

description pid process

Token: SeDebugPrivilege 1992 AsyncClient_noip.exe
Token: SeDebugPrivilege 2176 image.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

68f66a98a0455e5795c576e39ac1d4c3.exe

pid process

3976 68f66a98a0455e5795c576e39ac1d4c3.exe

description	pid	process
Token: SeDebugPrivilege	1992	AsyncClient_noip.exe
Token: SeDebugPrivilege	2176	image.exe

pid	process
3976	68f66a98a0455e5795c576e39ac1d4c3.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

68f66a98a0455e5795c576e39ac1d4c3.exe68f66a98a0455e5795c576e39ac1d4c3.exeAsyncClient_noip.execmd.execmd.exe

description	pid	process	target process
PID 4516 wrote to memory of 3976	4516	68f66a98a0455e5795c576e39ac1d4c3.exe	68f66a98a0455e5795c576e39ac1d4c3.exe
PID 4516 wrote to memory of 3976	4516	68f66a98a0455e5795c576e39ac1d4c3.exe	68f66a98a0455e5795c576e39ac1d4c3.exe
PID 4516 wrote to memory of 3976	4516	68f66a98a0455e5795c576e39ac1d4c3.exe	68f66a98a0455e5795c576e39ac1d4c3.exe
PID 4516 wrote to memory of 3976	4516	68f66a98a0455e5795c576e39ac1d4c3.exe	68f66a98a0455e5795c576e39ac1d4c3.exe
PID 4516 wrote to memory of 3976	4516	68f66a98a0455e5795c576e39ac1d4c3.exe	68f66a98a0455e5795c576e39ac1d4c3.exe
PID 4516 wrote to memory of 3976	4516	68f66a98a0455e5795c576e39ac1d4c3.exe	68f66a98a0455e5795c576e39ac1d4c3.exe
PID 4516 wrote to memory of 3976	4516	68f66a98a0455e5795c576e39ac1d4c3.exe	68f66a98a0455e5795c576e39ac1d4c3.exe
PID 3976 wrote to memory of 1992	3976	68f66a98a0455e5795c576e39ac1d4c3.exe	AsyncClient_noip.exe
PID 3976 wrote to memory of 1992	3976	68f66a98a0455e5795c576e39ac1d4c3.exe	AsyncClient_noip.exe
PID 3976 wrote to memory of 1992	3976	68f66a98a0455e5795c576e39ac1d4c3.exe	AsyncClient_noip.exe
PID 3976 wrote to memory of 4376	3976	68f66a98a0455e5795c576e39ac1d4c3.exe	http.exe
PID 3976 wrote to memory of 4376	3976	68f66a98a0455e5795c576e39ac1d4c3.exe	http.exe
PID 3976 wrote to memory of 4376	3976	68f66a98a0455e5795c576e39ac1d4c3.exe	http.exe
PID 1992 wrote to memory of 3712	1992	AsyncClient_noip.exe	cmd.exe
PID 1992 wrote to memory of 3712	1992	AsyncClient_noip.exe	cmd.exe
PID 1992 wrote to memory of 3712	1992	AsyncClient_noip.exe	cmd.exe
PID 1992 wrote to memory of 2596	1992	AsyncClient_noip.exe	cmd.exe
PID 1992 wrote to memory of 2596	1992	AsyncClient_noip.exe	cmd.exe
PID 1992 wrote to memory of 2596	1992	AsyncClient_noip.exe	cmd.exe
PID 2596 wrote to memory of 2340	2596	cmd.exe	timeout.exe
PID 2596 wrote to memory of 2340	2596	cmd.exe	timeout.exe
PID 2596 wrote to memory of 2340	2596	cmd.exe	timeout.exe
PID 3712 wrote to memory of 2200	3712	cmd.exe	schtasks.exe
PID 3712 wrote to memory of 2200	3712	cmd.exe	schtasks.exe
PID 3712 wrote to memory of 2200	3712	cmd.exe	schtasks.exe
PID 2596 wrote to memory of 2176	2596	cmd.exe	image.exe
PID 2596 wrote to memory of 2176	2596	cmd.exe	image.exe
PID 2596 wrote to memory of 2176	2596	cmd.exe	image.exe

C:\Users\Admin\AppData\Local\Temp\68f66a98a0455e5795c576e39ac1d4c3.exe
"C:\Users\Admin\AppData\Local\Temp\68f66a98a0455e5795c576e39ac1d4c3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4516

C:\Users\Admin\AppData\Local\Temp\68f66a98a0455e5795c576e39ac1d4c3.exe
"C:\Users\Admin\AppData\Local\Temp\68f66a98a0455e5795c576e39ac1d4c3.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3976

C:\Users\Admin\AppData\Local\Temp\AsyncClient_noip.exe
"C:\Users\Admin\AppData\Local\Temp\AsyncClient_noip.exe" 0
3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1992

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "image" /tr '"C:\Users\Admin\AppData\Local\Temp\image.exe"' & exit
4⤵
- Suspicious use of WriteProcessMemory
PID:3712

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "image" /tr '"C:\Users\Admin\AppData\Local\Temp\image.exe"'
5⤵
- Creates scheduled task(s)
PID:2200

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp58CE.tmp.bat""
4⤵
- Suspicious use of WriteProcessMemory
PID:2596

C:\Windows\SysWOW64\timeout.exe
timeout 3
5⤵
- Delays execution with timeout.exe
PID:2340

C:\Users\Admin\AppData\Local\Temp\image.exe
"C:\Users\Admin\AppData\Local\Temp\image.exe"
5⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2176

C:\Users\Admin\AppData\Local\Temp\http.exe
"C:\Users\Admin\AppData\Local\Temp\http.exe" 0
3⤵
- Executes dropped EXE
PID:4376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 1588
4⤵
- Program crash
PID:1740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4376 -ip 4376
1⤵
PID:2144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\AsyncClient_noip.exe

Filesize
45KB

MD5
8c3cdf82f84a31b497d1373b787fd9bb

SHA1
168da558ad0428adc45a480e3e4cee4bda362c4c

SHA256
b26c1263561c56c98692762c18a0705bcf3b181f0ffc0681f7e9e3666b7036da

SHA512
83449e8d7a27512735b5c1b3158bd2b45fb72d1ae8ac8b6dc3cd0938c9ea0d4667b85817ed034d2e9ff32bafbca2bca131615cebc11a8a210c6d87268a5821f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\http.exe

Filesize
112KB

MD5
df42290ca661cacdbbd4c1a819ddfa15

SHA1
cf4fe62f6157f61f7e737dc46c913037587d0d56

SHA256
5b81be074935e496d7cfad72e6493986abd804adb37f3c7de41230c662968dbe

SHA512
f6f289bf5935e8f01e3357155b95f9bdae6935eb98eb50322770bf437890b02a27f052cca6659029fc3773142a95c52a035e5019421f320572c3a12ba13428a8

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp58CE.tmp.bat

Filesize
152B

MD5
14bd5d116fe2a10b57ada3961984e1a7

SHA1
10d935f1685463d4a0d5ab6c72707851659db675

SHA256
316421f546858064b080c8e9f7ebce28df6632ca40baf8ab9b05f592ea15371e

SHA512
6b89219ca708516a8a6ecb7f5279c59129d2ac4fa95ea6712bf72c9f7be782668e95591ebe65c946417dee865ccc2e923773e6966b0de1df5198264a0f044b8c

Download Submit
memory/1992-50-0x00000000738A0000-0x0000000074050000-memory.dmp

Filesize
7.7MB

Download
memory/1992-34-0x0000000000470000-0x0000000000482000-memory.dmp

Filesize
72KB

Download
memory/1992-37-0x00000000738A0000-0x0000000074050000-memory.dmp

Filesize
7.7MB

Download
memory/1992-45-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/2176-57-0x0000000005610000-0x0000000005620000-memory.dmp

Filesize
64KB

Download
memory/2176-56-0x0000000074B70000-0x0000000075320000-memory.dmp

Filesize
7.7MB

Download
memory/2176-58-0x0000000074B70000-0x0000000075320000-memory.dmp

Filesize
7.7MB

Download
memory/2176-59-0x0000000005610000-0x0000000005620000-memory.dmp

Filesize
64KB

Download
memory/3976-38-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/3976-10-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/3976-13-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/4376-52-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4516-6-0x00000000057C0000-0x00000000057D0000-memory.dmp

Filesize
64KB

Download
memory/4516-15-0x0000000074B70000-0x0000000075320000-memory.dmp

Filesize
7.7MB

Download
memory/4516-9-0x0000000005770000-0x0000000005786000-memory.dmp

Filesize
88KB

Download
memory/4516-8-0x0000000005A10000-0x0000000005A72000-memory.dmp

Filesize
392KB

Download
memory/4516-7-0x0000000005750000-0x000000000576E000-memory.dmp

Filesize
120KB

Download
memory/4516-1-0x0000000074B70000-0x0000000075320000-memory.dmp

Filesize
7.7MB

Download
memory/4516-5-0x00000000058F0000-0x000000000598C000-memory.dmp

Filesize
624KB

Download
memory/4516-4-0x0000000005870000-0x00000000058E6000-memory.dmp

Filesize
472KB

Download
memory/4516-3-0x00000000057D0000-0x0000000005862000-memory.dmp

Filesize
584KB

Download
memory/4516-2-0x0000000005CE0000-0x0000000006284000-memory.dmp

Filesize
5.6MB

Download
memory/4516-0-0x0000000000C80000-0x0000000000D54000-memory.dmp

Filesize
848KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads